Quick Takeaways
- MSEX - MIDDLESEX WATER CO has 22 insiders with reported activity on this page.
- Net insider value flow over the last year: +$11,443.
- Recent transaction rows are available for direct filing-level review.
Insider Transactions Reported by 22 Insiders of MIDDLESEX WATER CO
- Symbol
- MSEX on Nasdaq, MSEXP on OTC
- Location
- Iselin, NJ
What Changed
- Buy value: $108,619; sell value: $97,175.
- Net share flow: +214.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Source Evidence
Filed on Form 4
See Original Filing
Issuer insider activity is sourced from SEC Forms 3, 4, and 5.
Insider trading overview
Last 12 monthsNet insider flow leans to buying over the last 12 months. Net value: +$11,443.
Buys
$108,619
Shares: 2,000
Insiders: 1
Sells
$97,176
Shares: 1,786
Insiders: 3
Net
+$11,443
Shares: +214
Insiders: -2
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 2,000 | 434 | $108,619 | $23,804 | +$84,814 |
| 3-6 | 0 | 650 | $0 | $33,097 | -$33,097 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 702 | $0 | $40,274 | -$40,274 |
MIDDLESEX WATER CO executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Dennis W. Doll | Director | $8,225,829 | Mixed | 01 Apr 2025 | ||
| A. Bruce Oconnor | SVP, CFO and Treasurer | $1,514,180 | Mixed | 20 Jun 2024 | ||
| G. Christian Andreasen Jr. | Vice President-Engineering | $1,382,027 | Mixed | 31 Jan 2025 | ||
| Amy B. Mansue | Director | $1,084,885 | Mixed | 01 Apr 2026 | ||
| Joshua Bershad | Director | $1,076,214 | Mixed | 01 Apr 2026 | ||
| Nadine Duchemin-Leslie | President, CEO | $973,672 | Mixed | 01 Apr 2026 | ||
| Robert K. Fullagar | President-NJ Operations | $706,470 | Mixed | 01 Apr 2026 | ||
| Steven M. Klein | Director | $651,564 | Mixed | 01 Apr 2026 | ||
| Jay L. Kooper | VP, Gen. Counsel & Secretary | $577,788 | Mixed | 01 Apr 2026 | ||
| James F. Cosgrove Jr. | Director | $571,587 | Mixed | 01 Apr 2026 | ||
| Georgia M. Simpson | Vp It | $561,401 | Mixed | 01 Apr 2026 | ||
| Lorrie B. Ginegaw | VP, Human Resources | $502,978 | -$33,097 | -6.2% | Mixed | 01 Apr 2026 |
| Mohammed Ghali Zerhouni | SVP, CFO and Treasurer | $445,890 | Mixed | 01 Apr 2026 | ||
| Ann L. Noble | Director | $384,603 | Mixed | 01 Apr 2026 | ||
| Kim C. Hanemann | Director | $361,667 | Mixed | 01 Apr 2026 | ||
| Bernadette M. Sohler | VP-Corporate Affairs | $325,030 | Mixed | 31 Dec 2024 | ||
| Gregory S. Sorensen | VP, Chief Operating Officer | $186,261 | Mixed | 01 Apr 2026 | ||
| Vaughn L. McKoy | Director | $148,141 | Mixed | 01 Apr 2026 | ||
| Robert J. Capko | PAO & Controller | $129,948 | -$7,241 | -5.3% | Mixed | 01 Apr 2026 |
| Walter G. Reinhard | Director | $43,613 | -$56,837 | -57% | Mixed | 01 Apr 2026 |
| Robert N. Hoglund | Director | $43,613 | +$108,619 | +249% | Mixed | 01 Apr 2026 |
| Tatyana Kaplan | Chief Accounting Officer | Mixed | 26 Mar 2026 |
Top shareholders of MIDDLESEX WATER CO (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
|
Company |
16%
from 13D/G
|
3,453,484
|
$174,124,639 | — | 31 Dec 2025 | |
| T. Rowe Price Investment Management, Inc. |
13D/G
13F
|
Company |
9.1%
|
1,636,213
|
$88,551,848 | $0 | 30 Sep 2025 | |
| Neuberger Berman Group LLC |
13F
13D/G
|
Company |
5.6%
from 13D/G
|
1,523,562
|
$76,817,996 | — | 31 Dec 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
7.5%
|
1,398,851
|
$70,530,067 | — | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
|
Company |
5.7%
|
1,066,578
|
$53,776,892 | — | 31 Dec 2025 | |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
|
Vanguard Capital Management |
5.2%
|
961,148
|
$50,027,850 | $0 | 31 Mar 2026 | |
| STATE STREET CORP |
13F
|
Company |
3.9%
|
730,072
|
$36,810,230 | — | 31 Dec 2025 | |
| FIRST TRUST PORTFOLIOS LP |
13D/G
|
First Trust Portfolios L.P. |
2.9%
|
516,910
|
$32,038,082 | $0 | 31 Dec 2024 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.5%
|
464,484
|
$23,424,424 | — | 31 Dec 2025 | |
| Legal & General Group Plc |
13F
|
Company |
2.1%
|
388,546
|
$19,590,489 | — | 31 Dec 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
1.8%
|
342,716
|
$17,280,198 | — | 31 Dec 2025 | |
| Invesco Ltd. |
13F
|
Company |
1.7%
|
307,594
|
$15,508,891 | — | 31 Dec 2025 | |
| Ledgewood Wealth Advisors, LLC |
13F
|
Company |
1.4%
|
254,016
|
$12,807,479 | — | 31 Dec 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
1.1%
|
210,787
|
$10,627,881 | — | 31 Dec 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
1.1%
|
198,348
|
$10,000,706 | — | 31 Dec 2025 | |
| Zimmer Partners, LP |
13F
|
Company |
0.99%
|
183,657
|
$9,259,986 | — | 31 Dec 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.97%
|
180,805
|
$9,116,203 | — | 31 Dec 2025 | |
| Dennis W. Doll |
3/4/5
|
Director |
—
mixed-class rows
|
95,931
mixed-class rows
|
$8,225,829 | — | 01 Apr 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.86%
|
159,051
|
$8,019,353 | — | 31 Dec 2025 | |
| PRINCIPAL FINANCIAL GROUP INC |
13F
|
Company |
0.8%
|
149,134
|
$7,519,337 | — | 31 Dec 2025 | |
| FIRST MANHATTAN CO. LLC. |
13F
|
Company |
0.79%
|
147,228
|
$7,423,236 | — | 31 Dec 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
0.7%
|
129,213
|
$6,514,919 | — | 31 Dec 2025 | |
| ProShare Advisors LLC |
13F
|
Company |
0.64%
|
118,876
|
$5,993,728 | — | 31 Dec 2025 | |
| CRAMER ROSENTHAL MCGLYNN LLC |
13F
|
Company |
0.57%
|
105,066
|
$5,297,428 | — | 31 Dec 2025 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.4%
|
73,892
|
$3,725,636 | — | 31 Dec 2025 | |
| PUBLIC SECTOR PENSION INVESTMENT BOARD |
13F
|
Company |
0.34%
|
63,472
|
$3,200,258 | — | 31 Dec 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.34%
|
62,290
|
$3,140,662 | — | 31 Dec 2025 | |
| UBS Group AG |
13F
|
Company |
0.31%
|
56,865
|
$2,867,134 | — | 31 Dec 2025 | |
| RHUMBLINE ADVISERS |
13F
|
Company |
0.28%
|
51,183
|
$2,580,624 | — | 31 Dec 2025 | |
| Penn Capital Management Company, LLC |
13F
|
Company |
0.27%
|
50,956
|
$2,569,202 | — | 31 Dec 2025 | |
| NORTHSTAR ASSET MANAGEMENT INC |
13F
|
Company |
0.25%
|
47,128
|
$2,376,194 | — | 31 Dec 2025 | |
| Aventail Capital Group, LP |
13F
|
Company |
0.25%
|
45,509
|
$2,294,564 | — | 31 Dec 2025 | |
| EXCHANGE TRADED CONCEPTS, LLC |
13F
|
Company |
0.22%
|
40,541
|
$2,044,077 | — | 31 Dec 2025 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
0.21%
|
39,483
|
$1,990,733 | — | 31 Dec 2025 | |
| Nuveen, LLC |
13F
|
Company |
0.21%
|
38,934
|
$1,963,052 | — | 31 Dec 2025 | |
| NFJ INVESTMENT GROUP, LLC |
13F
|
Company |
0.21%
|
38,178
|
$1,924,935 | — | 31 Dec 2025 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
0.21%
|
38,062
|
$1,919,107 | — | 31 Dec 2025 | |
| Swiss National Bank |
13F
|
Company |
0.19%
|
35,462
|
$1,787,994 | — | 31 Dec 2025 | |
| A. Bruce Oconnor |
3/4/5
|
SVP, CFO and Treasurer |
—
mixed-class rows
|
26,753
mixed-class rows
|
$1,514,180 | — | 20 Jun 2024 | |
| Quantinno Capital Management LP |
13F
|
Company |
0.16%
|
29,018
|
$1,463,092 | — | 31 Dec 2025 | |
| Baird Financial Group, Inc. |
13F
|
Company |
0.16%
|
28,901
|
$1,457,188 | — | 31 Dec 2025 | |
| TD ASSET MANAGEMENT INC |
13F
|
Company |
0.16%
|
28,784
|
$1,451,289 | — | 31 Dec 2025 | |
| BARCLAYS PLC |
13F
|
Company |
0.15%
|
28,545
|
$1,439,237 | — | 31 Dec 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
0.15%
|
28,146
|
$1,419,122 | — | 31 Dec 2025 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
0.15%
|
27,875
|
$1,406,000 | — | 31 Dec 2025 | |
| G. Christian Andreasen Jr. |
3/4/5
|
Vice President-Engineering |
—
mixed-class rows
|
28,584
mixed-class rows
|
$1,382,027 | — | 31 Jan 2025 | |
| OPPENHEIMER & CO INC |
13F
|
Company |
0.15%
|
27,366
|
$1,379,794 | — | 31 Dec 2025 | |
| LPL Financial LLC |
13F
|
Company |
0.14%
|
26,072
|
$1,314,532 | — | 31 Dec 2025 | |
| WELLS FARGO & COMPANY/MN |
13F
|
Company |
0.14%
|
25,529
|
$1,287,111 | — | 31 Dec 2025 | |
| CenterBook Partners LP |
13F
|
Company |
0.13%
|
24,165
|
$1,218,399 | — | 31 Dec 2025 |
Recent Insider Transactions by Companies or Individuals for MIDDLESEX WATER CO
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Georgia M. Simpson | MSEX | Common Stock (Book) | Tax liability | 47% | 338 | 1,057 | 01 Apr 2026 | Direct | ||
| Georgia M. Simpson | MSEX | Common Stock (Restricted Stock Book) | Other | -12% | -759 | 5,564 | 01 Apr 2026 | Direct | ||
| Georgia M. Simpson | MSEX | Common Stock (Restricted Stock Book) | Award | 51.2% | 2,140 | 6,323 | 01 Apr 2026 | Direct | ||
| Jay L. Kooper | MSEX | Common Stock (Book) | Tax liability | 66.3% | 350 | 878 | 01 Apr 2026 | Direct | ||
| Jay L. Kooper | MSEX | Common Stock (Restricted Stock Book) | Other | -10.2% | -759 | 6,691 | 01 Apr 2026 | Direct | ||
| Jay L. Kooper | MSEX | Common Stock (Restricted Stock Book) | Award | 53.5% | 2,597 | 7,450 | 01 Apr 2026 | Direct | ||
| Lorrie B. Ginegaw | MSEX | Common Stock (Book) | Tax liability | 8.61% | 364 | 4,593 | 01 Apr 2026 | Direct | ||
| Lorrie B. Ginegaw | MSEX | Common Stock (Restricted Stock Book) | Other | -13.2% | -823 | 5,428 | 01 Apr 2026 | Direct | ||
| Lorrie B. Ginegaw | MSEX | Common Stock (Restricted Stock Book) | Award | 47.6% | 2,017 | 6,251 | 01 Apr 2026 | Direct | ||
| Robert K. Fullagar | MSEX | Common Stock (Book) | Tax liability | 43.6% | 394 | 1,297 | 01 Apr 2026 | Direct | ||
| Robert K. Fullagar | MSEX | Common Stock (Restricted Stock Book) | Other | -12.1% | -886 | 6,433 | 01 Apr 2026 | Direct | ||
| Robert K. Fullagar | MSEX | Common Stock (Restricted Stock Book) | Award | 41% | 2,128 | 7,319 | 01 Apr 2026 | Direct | ||
| Robert J. Capko | MSEX | Common Stock (Book) | Tax liability | 83 | 83 | 01 Apr 2026 | Direct | |||
| Robert J. Capko | MSEX | Common Stock (Restricted Stock Book) | Other | -5.3% | -193 | 3,448 | 01 Apr 2026 | Direct | ||
| Robert J. Capko | MSEX | Common Stock (Restricted Stock Book) | Award | 85.6% | 1,679 | 3,641 | 01 Apr 2026 | Direct | ||
| Mohammed Ghali Zerhouni | MSEX | Common Stock (Restricted Stock Book) | Award | 190% | 5,927 | 9,047 | 01 Apr 2026 | Direct | ||
| Gregory S. Sorensen | MSEX | Common Stock (Restricted Stock Book) | Award | 4,983 | 4,983 | 01 Apr 2026 | Direct | |||
| Nadine Duchemin-Leslie | MSEX | Common Stock (Restricted Stock Book) | Award | 189.8% | 12,675 | 19,352 | 01 Apr 2026 | Direct | ||
| Walter G. Reinhard | MSEX | Common Stock (Book) | Award | 865 | 865 | 01 Apr 2026 | Direct | |||
| Ann L. Noble | MSEX | Common Stock (Book) | Award | 865 | 865 | 01 Apr 2026 | Direct | |||
| Vaughn L. McKoy | MSEX | Common Stock (Book) | Award | 865 | 865 | 01 Apr 2026 | Direct | |||
| Amy B. Mansue | MSEX | Common Stock (Book) | Award | 865 | 865 | 01 Apr 2026 | Direct | |||
| Steven M. Klein | MSEX | Common Stock (Book) | Award | 35% | 865 | 3,333 | 01 Apr 2026 | Direct | ||
| Robert N. Hoglund | MSEX | Common Stock (Book) | Award | 865 | 865 | 01 Apr 2026 | Direct | |||
| Kim C. Hanemann | MSEX | Common Stock (Book) | Award | 34.6% | 865 | 3,367 | 01 Apr 2026 | Direct | ||
| James F. Cosgrove Jr. | MSEX | Common Stock (Book) | Award | 865 | 865 | 01 Apr 2026 | Direct | |||
| Joshua Bershad | MSEX | Common Stock (Book) | Award | 123.2% | 865 | 1,567 | 01 Apr 2026 | Direct | ||
| Walter G. Reinhard | MSEX | Common Stock (Street) | Sale | -4.72% | $16,563 | $55.21 | -300 | 6,051 | 04 Mar 2026 | Direct |
| Nadine Duchemin-Leslie | MSEX | Common Stock (Book) | Tax liability | 48.7% | 2,336 | 7,129 | 03 Mar 2026 | Direct | ||
| Nadine Duchemin-Leslie | MSEX | Common Stock (Restricted Stock Book) | Other | -41% | -4,630 | 6,677 | 03 Mar 2026 | Direct | ||
| Nadine Duchemin-Leslie | MSEX | Common Stock (Restricted Stock Book) | Award | 69.3% | 4,630 | 11,307 | 01 Mar 2026 | Direct | ||
| Robert N. Hoglund | MSEX | Common Stock (Street) | Purchase | $108,619 | $54.31 | 2,000 | 2,000 | 27 Feb 2026 | Direct | |
| Robert J. Capko | MSEX | Common Stock (Book) | Sale | -100% | $7,241 | $54.04 | -134 | 0 | 25 Feb 2026 | Direct |
| Lorrie B. Ginegaw | MSEX | Common Stock (Book) | Sale | -14.9% | $33,097 | $50.92 | -650 | 3,709 | 18 Nov 2025 | Direct |
| Joshua Bershad | MSEX | Common Stock (Street) | Other | 1231% | 213,365 | 230,698 | 15 Jun 2025 | See Note | ||
| Walter G. Reinhard | MSEX | Common Stock (Book) | Sale | -100% | $40,274 | $57.37 | -702 | 0 | 28 May 2025 | Direct |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.